Cory earns 52.50 in 7 hours. find the unit rate

Write an equation of the line that passes through 9,2 and is parallel to the line y=5/3x+9

Ithink i know it but i want to be sure so can you me out ?

The school board administered a math test to all students in grade 66 at high achievers charter school and determined that 15\%15% of them were below grade level in math. based on this data, which of the following conclusions are valid? choose 1 choose 1